… physical layer security can achieve secure and efficient data transmission by utilizing the …
a lightweight secure transmission scheme for resourceconstrained space-air-ground-aqua …

… The Space-air-ground integrated network (SAGIN) has been a valuable architecture for
communication support due to its characteristics of wide coverage and low transmission delay. …

… tions,and each LEO nanosatellite has to transmit raw data to a ground station by leveraging
… can result in much higher transmission delay compared to LEO transmission. 3) Aerial Layer: …

… devices and transmit information to the satellite, which greatly reduces the transmit power …
networks, which can expand coverage and improve space-air-ground channel quality, thereby …

… It has large coverage, strong real-time data transmission, high reliability of data transmission,
and is … TT&C and broadband real-time data transmission of medium and low orbit satellites. …

… Thus, towards the vehicular applications that require low latency and high reliability
transmissions, the space networks currently mainly provide unidirectional management and control …

… intelligent space-air-ground integrated vehicular network (ISAGIVN) can utilize the advantages
of space network, air … for longer distance data transmission but may incur higher migration …

… information transmission of MAV is completed by selecting 4 times interval sampling of
navigation communication signal space, and the navigation information transmission model of …

… For analytical convenience, in the sequel, we consider free-space propagation, and
assume that the receiving antennas are in the far-field of the RIS and the transmitting signal is …